<template>
  <div class="box">
    css作用域
  </div>
</template>

<script>
export default {};
</script>

<style lang="less" scoped>
.box {
  width: 100px;
  height: 100px;
  line-height: 100px;
  text-align: center;
  background: gray;
}
</style>



